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<html lang="en">
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    <meta charset="UTF-8" />
    <title>404 Not Found</title>
    <style>
      body {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
      }

      body a {
        text-decoration: none;
      }
    </style>
  </head>

  <body>
    <h1>☹️ 404 Not Found</h1>
    <h2>😞 Oops! The page you are looking for does not exist.</h2>
    <p>☺️︎ Please check the URL or return to the homepage.</p>
    <a href="https://gitee.com/skyselang/yylAdmin" target="_blank">🚀 yyladmin</a>
  </body>
</html>
